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CULTIVRA

CULTIVRA journal

Useful garden knowledge, organized for real life.

Practical guides, plant profiles, seasonal decisions, problem solving and field-tested ideas for gardens that have real weather, real limits and real people maintaining them.

Close-up of a gardener's open hand holding pale white mineral powder and coarse granules, illustrating the appearance and texture of a gypsum-like soil amendment used in gardening Gypsum for Soil: What It Does, When to Use It and Whether It Helps Clay Soil Start here Gypsum for Soil: What It Does, When to Use It and Whether It Helps Clay Soil Gypsum is calcium sulfate, a mineral soil amendment that supplies calcium and sulfur without functioning like agricultural lime. In the right conditions, it can… Read the guide →
Close-up of two hands holding dark potting soil mixed with white perlite particles, showing how perlite is distributed throughout a growing medium to improve aeration and drainage Perlite for Soil: What It Does, How Much to Use and Where It Works Best Soil & Compost Perlite for Soil: What It Does, How Much to Use and Where It Works Best Perlite is the lightweight white material commonly found in potting mixes.… White perlite granules spilling from burlap sacks beside dark organic growing material on a wooden surface, showing contrasting textures of common gardening amendments Soil Amendments: How to Choose the Right One for Your Soil Soil & Compost Soil Amendments: How to Choose the Right One for Your Soil Soil amendments are materials added to soil or growing media to…

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Start with a question, a plant or a part of the garden.

I’m starting a garden Planning, light, soil, watering and first decisions → I need to fix a problem Symptoms, pests, diseases and troubleshooting → I want to grow food Vegetables, herbs, timing, harvests and succession → I want a better-looking garden Flowers, structure, color, beds and garden design →

Seasonal now

Timely decisions worth making in the garden this month.

See seasonal guides →
Close-up of a gardener's open hand holding pale white mineral powder and coarse granules, illustrating the appearance and texture of a gypsum-like soil amendment used in gardening Gypsum for Soil: What It Does, When to Use It and Whether It Helps Clay Soil Soil & Compost Gypsum for Soil: What It Does, When to Use It and Whether It Helps Clay Soil 9 min read Close-up of two hands holding dark potting soil mixed with white perlite particles, showing how perlite is distributed throughout a growing medium to improve aeration and drainage Perlite for Soil: What It Does, How Much to Use and Where It Works Best Soil & Compost Perlite for Soil: What It Does, How Much to Use and Where It Works Best 10 min read White perlite granules spilling from burlap sacks beside dark organic growing material on a wooden surface, showing contrasting textures of common gardening amendments Soil Amendments: How to Choose the Right One for Your Soil Soil & Compost Soil Amendments: How to Choose the Right One for Your Soil 11 min read

Latest from CULTIVRA

New guides, plant profiles and practical answers.

Close-up of a gardener's open hand holding pale white mineral powder and coarse granules, illustrating the appearance and texture of a gypsum-like soil amendment used in gardening Gypsum for Soil: What It Does, When to Use It and Whether It Helps Clay Soil Soil & Compost Gypsum for Soil: What It Does, When to Use It and Whether It Helps Clay Soil 9 min read Close-up of two hands holding dark potting soil mixed with white perlite particles, showing how perlite is distributed throughout a growing medium to improve aeration and drainage Perlite for Soil: What It Does, How Much to Use and Where It Works Best Soil & Compost Perlite for Soil: What It Does, How Much to Use and Where It Works Best 10 min read White perlite granules spilling from burlap sacks beside dark organic growing material on a wooden surface, showing contrasting textures of common gardening amendments Soil Amendments: How to Choose the Right One for Your Soil Soil & Compost Soil Amendments: How to Choose the Right One for Your Soil 11 min read Gardener holding a handful of dark, crumbly garden soil with visible organic particles, illustrating the texture of soil containing decomposed organic matter Humus in Soil: What It Is, Benefits and How It Differs From Compost Soil & Compost Humus in Soil: What It Is, Benefits and How It Differs From Compost 11 min read

Popular guides

Foundational pieces readers return to throughout the season.

Close-up of a gardener's open hand holding pale white mineral powder and coarse granules, illustrating the appearance and texture of a gypsum-like soil amendment used in gardening Gypsum for Soil: What It Does, When to Use It and Whether It Helps Clay Soil Soil & Compost Gypsum for Soil: What It Does, When to Use It and Whether It Helps Clay Soil Close-up of two hands holding dark potting soil mixed with white perlite particles, showing how perlite is distributed throughout a growing medium to improve aeration and drainage Perlite for Soil: What It Does, How Much to Use and Where It Works Best Soil & Compost Perlite for Soil: What It Does, How Much to Use and Where It Works Best White perlite granules spilling from burlap sacks beside dark organic growing material on a wooden surface, showing contrasting textures of common gardening amendments Soil Amendments: How to Choose the Right One for Your Soil Soil & Compost Soil Amendments: How to Choose the Right One for Your Soil Gardener holding a handful of dark, crumbly garden soil with visible organic particles, illustrating the texture of soil containing decomposed organic matter Humus in Soil: What It Is, Benefits and How It Differs From Compost Soil & Compost Humus in Soil: What It Is, Benefits and How It Differs From Compost

One useful garden note, once a week.

Seasonal timing, one clear lesson and one plant worth knowing. No daily noise.